<script setup>
import { ref ,watch,onMounted} from 'vue'
import {queryPageApi,addEmpApi,queryEmpByIdApi,updateEmpApi,deleteEmpByIdsApi} from '@/api/emp'
import {queryAllApi as queryAllDeptApi} from '@/api/dept'
import { ElMessage, ElMessageBox} from 'element-plus'

//元数据
//职位列表数据
const jobs = ref([{ name: '班主任', value: 1 },{ name: '讲师', value: 2 },{ name: '学工主管', value: 3 },{ name: '教研主管', value: 4 },{ name: '咨询师', value: 5 },{ name: '其他', value: 6 }])
//性别列表数据
const genders = ref([{ name: '男', value: 1 }, { name: '女', value: 2 }])
//部门列表数据
const depts = ref([])

//搜索表单对象
const searchEmp=ref({ name:'',gender:'', date:[],begin:'',end:''})

//钩子函数
onMounted(()=>{
  search()//查询员工列表数据
  queryAllDepts() //查询所有部门数据
  getToken()//获取token
})

//查询所有部门数据
const queryAllDepts=async ()=>{
  const result = await queryAllDeptApi();
  if(result.code){
    depts.value=result.data;
  } 
}
//查询员工列表
const search=async ()=>{
  const result = await queryPageApi(searchEmp.value.name,searchEmp.value.gender,
                        searchEmp.value.begin,searchEmp.value.end,currentPage.value,pageSize.value);
  if(result.code){
    empList.value=result.data.rows;
    total.value=result.data.total;
  }
}

//清空
const clear=()=>{
  searchEmp.value={name:'',gender:'', date:[],begin:'',end:''}
  search()
}
//监听日期选择
watch(()=>searchEmp.value.date,(newValue,oldValue)=>{
  if(newValue.length==2){
    searchEmp.value.begin=newValue[0]
    searchEmp.value.end=newValue[1]
  }else{
    searchEmp.value.begin=''
    searchEmp.value.end=''
  }
})

//员工数据
const empList=ref([])

//分页
const currentPage=ref(1)//当前页码
const pageSize=ref(5)//每页显示条数
const background=ref(true)//是否有背景色
const total=ref(400)

//每页显示条数改变时触发
const handleSizeChange = (val) => {
  search()
}
//当前页码改变时触发
const handleCurrentChange = (val) => {
  search()
}

//新增员工
const addEmp=()=>{
  //清空表单校验
  if (empFormRef.value){
    empFormRef.value.resetFields()
  }
  dialogTitle.value='新增员工'
  dialogVisible.value=true
  employee.value={username:'',name:'',gender:'',phone:'',job:'',salary:'',deptId:'',entryDate:'',image:'',exprList:[]}
}

//新增/修改表单
const employee = ref({
  username: '',
  name: '',
  gender: '',
  phone: '',
  job: '',
  salary: '',
  deptId: '',
  entryDate: '',
  image: '',
  exprList: []
})

// 控制弹窗
const dialogVisible = ref(false)
const dialogTitle = ref('')

//文件上传
// 图片上传成功后触发
const handleAvatarSuccess = (response) => {
  employee.value.image = response.data
}
// 文件上传之前触发
const beforeAvatarUpload = (rawFile) => {
  if (rawFile.type !== 'image/jpeg' && rawFile.type !== 'image/png') {
    ElMessage.error('只支持上传图片')
    return false
  } else if (rawFile.size / 1024 / 1024 > 10) {
    ElMessage.error('只能上传10M以内图片')
    return false
  }
  return true
}

//添加工作经历
const addExpr = () => {
  employee.value.exprList.push({
    company: '',
    job: '',
    begin: '',
    end: '',
    exprDate: []
  }) 
}
//删除当前行工作经历
const removeExpr = (index) => {
  employee.value.exprList.splice(index, 1)
}
//监听日期选择
watch(()=>employee.value.exprList,(newValue,oldValue)=>{
  if(employee.value.exprList&&employee.value.exprList.length>0){
    employee.value.exprList.forEach((expr)=>{
      expr.begin=expr.exprDate[0]
      expr.end=expr.exprDate[1]
    })
  }
},{deep:true})//deep:true深度监听

//提交新增/修改员工
const save=async ()=>{
//表单校验
  if (!empFormRef.value) return;
  empFormRef.value.validate(async (valid) => {//valid:是否通过校验
    if (valid) {//通过校验

        let result;
      if(employee.value.id){
      result=await updateEmpApi(employee.value)
   }else{
    result=await addEmpApi(employee.value)
  }
  if(result.code){
    ElMessage.success('保存成功')
    dialogVisible.value=false
    search() 
  }else{
    ElMessage.error(result.msg)
  }
    } else {
      ElMessage.error('表单校验不通过')
    }

  })

}

//编辑员工
const editEmp=async (id)=>{
  //清空表单校验
  if (empFormRef.value){
    empFormRef.value.resetFields() 
  }
  const result = await queryEmpByIdApi(id)
  if(result.code){
      dialogTitle.value='编辑员工'
      employee.value=result.data
      if(employee.value.exprList&&employee.value.exprList.length>0){
         employee.value.exprList.forEach((expr)=>{
          expr.exprDate=[expr.begin,expr.end]
        })
      }
      dialogVisible.value=true
  }else{
      ElMessage.error(result.msg)
  }
}

//删除员工
const delEmp=async (id)=>{
   //弹出确认框
   ElMessageBox.confirm('您确认删除该员工吗?','提示',
    {confirmButtonText: '确认',cancelButtonText: '取消',type: 'warning',}
  ).then(async () => {
    const result=await deleteEmpByIdsApi(id)
    if(result.code){
       ElMessage.success('删除成功')
       search() 
    }else{
       ElMessage.error(result.msg)
    }
  }).catch(() => {
   ElMessage.info('您已取消删除') 
  })
}

//多选数据
const selectIds=ref([])

//复选框发生变化时获取选中的id  val为选中的记录(数组)
const handSelectChange=(val)=>{
  selectIds.value=val.map(item=>item.id) 
}

//批量删除
const batchDelEmpByIds=async ()=>{
  //弹出确认框
  ElMessageBox.confirm('您确认删除选中的员工吗?','提示',
   {confirmButtonText: '确认',cancelButtonText: '取消',type: 'warning',}
  ).then(async () => {
    const result=await deleteEmpByIdsApi(selectIds.value)
    if(result.code){
       ElMessage.success('删除成功')
       search() 
    }else{
       ElMessage.error(result.msg)
    }
  }).catch(() => {
   ElMessage.info('您已取消删除') 
  })
}

//图片上传请求头
const token=ref('')

const getToken=()=>{
  const loginUser=JSON.parse(localStorage.getItem('loginUser'))
  if(loginUser&&loginUser.token){
    token.value=loginUser.token 
  }
 }

//表单校验规则
const rules = {
  username: [
    { required: true, message: '请输入用户名', trigger: 'blur' },
    { min: 2, max: 20, message: '长度在 2到 20 个字符之间', trigger: 'blur' }
  ], 
  name: [
    { required: true, message: '请输入姓名', trigger: 'blur' },
    { min: 2, max: 10, message: '长度在 2到 10 个字符之间', trigger: 'blur' } 
  ],
  gender: [
    { required: true, message: '请选择性别', trigger: 'change' } 
  ],
  phone: [
    { required: true, message: '请输入手机号', trigger: 'blur' },
    { pattern: /^1[3-9]\d{9}$/, message: '手机号格式不正确', trigger: 'blur' } 
  ]
}

//表单引用
const empFormRef = ref()
</script>

<template>
 
  <h1>员工管理</h1>
  <!-- 搜索栏 -->
   <div class="container">
    <el-form :inline="true" :model="searchEmp" class="demo-form-inline">
    <el-form-item label="姓名">
      <el-input v-model="searchEmp.name" placeholder="请输入员工姓名" />
    </el-form-item>
    <el-form-item label="性别">
      <el-select v-model="searchEmp.gender"placeholder="请选择">
        <el-option label="男" value="1" />
        <el-option label="女" value="2" />
      </el-select>
    </el-form-item>
    <el-form-item label="入职时间">
      <el-date-picker
        v-model="searchEmp.date"
        type="daterange"
        range-separator="到"
        start-placeholder="开始日期"
        end-placeholder="结束日期"
        value-format="YYYY-MM-DD"
      />
    </el-form-item>
    <el-form-item>
      <el-button type="primary" @click="search">查询</el-button>
      <el-button type="info" @click="clear">清空</el-button>
    </el-form-item>
  </el-form>
   </div>

   <!-- 新增,删除员工按钮 -->
   <div class="container">
    <el-button type="primary" @click="addEmp">+新增员工</el-button>
    <el-button type="danger" @click="batchDelEmpByIds">-批量删除</el-button>
   </div>

   <!-- 数据展示表格 -->
    <el-table ref="selectIds"
    :data="empList"
    row-key="id"
    border
    style="width: 100%"
    @selection-change="handSelectChange"
  >
    <el-table-column type="selection"  width="55" align="center"/>
    <el-table-column property="name" label="姓名" width="120" align="center" />
    <el-table-column label="性别" width="120" align="center">
      <template #default="scope">
        {{ scope.row.gender==1?'男':'女' }}   
      </template>
    </el-table-column>
    <el-table-column label="头像" width="120" align="center">
      <template #default="scope">
        <img :src="scope.row.image" height="40px">
      </template>
    </el-table-column>
    <el-table-column property="deptName" label="所属部门" width="120" align="center"/>
    <el-table-column label="职位" width="120" align="center">
      <template #default="scope">
          <span v-if="scope.row.job==1">班主任</span>
          <span v-else-if="scope.row.job==2">讲师</span>
          <span v-else-if="scope.row.job==3">学工主管</span>
          <span v-else-if="scope.row.job==4">教研主管</span>
          <span v-else-if="scope.row.job==5">咨询师</span>
          <span v-else>其他</span>
      </template>
    </el-table-column>
    <el-table-column property="entryDate" label="入职日期" width="180"  align="center"/>
    <el-table-column property="updateTime" label="最后操作时间" width="200"  align="center"/>
    <el-table-column label="操作" align="center">
      <template #default="scope">
        <el-button type="primary" size="small" @click="editEmp(scope.row.id)"><el-icon> <EditPen /></el-icon>编辑</el-button>
        <el-button type="danger" size="small" @click="delEmp(scope.row.id)"><el-icon><Delete /></el-icon>删除</el-button>
      </template>
    </el-table-column>
  </el-table>

  <!-- 分页 -->
   <div class="container">
    <el-pagination
      v-model:current-page="currentPage"
      v-model:page-size="pageSize"
      :page-sizes="[5, 10, 15, 20]"
      :background="background"
      layout=" sizes,total, prev, pager, next, jumper"
      :total="total"
      @size-change="handleSizeChange"
      @current-change="handleCurrentChange"
    />
   </div>

 <!-- 新增/修改员工的对话框 -->
  <el-dialog v-model="dialogVisible" :title="dialogTitle">
      <el-form :model="employee" label-width="80px" :rules="rules" ref="empFormRef">
        <!-- 基本信息 -->
        <!-- 第一行 -->
        <el-row :gutter="20">
          <el-col :span="12">
            <el-form-item label="用户名" prop="username">
              <el-input v-model="employee.username"  placeholder="请输入员工用户名，2-20个字"></el-input>
            </el-form-item>
          </el-col>
          
          <el-col :span="12">
            <el-form-item label="姓名" prop="name">
              <el-input v-model="employee.name"  placeholder="请输入员工姓名，2-10个字"></el-input>
            </el-form-item>
          </el-col>
        </el-row>

        <!-- 第二行 -->
        <el-row :gutter="20">
          <el-col :span="12">
            <el-form-item label="性别" prop="gender">
              <el-select v-model="employee.gender"  placeholder="请选择性别" style="width: 100%;">
                <el-option v-for="g in genders" :key="g.value" :label="g.name" :value="g.value"></el-option>
              </el-select>
            </el-form-item>
          </el-col>

          <el-col :span="12">
            <el-form-item label="手机号" prop="phone">
              <el-input v-model="employee.phone"  placeholder="请输入员工手机号"></el-input>
            </el-form-item>
          </el-col>
        </el-row>

        <!-- 第三行 -->
        <el-row :gutter="20">
          <el-col :span="12">
            <el-form-item label="职位">
              <el-select v-model="employee.job" placeholder="请选择职位" style="width: 100%;">
                <el-option v-for="j in jobs" :key="j.value" :label="j.name" :value="j.value"></el-option>
              </el-select>
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item label="薪资">
              <el-input v-model="employee.salary" placeholder="请输入员工薪资"></el-input>
            </el-form-item>
          </el-col>
        </el-row>

        <!-- 第四行 -->
        <el-row :gutter="20">
          <el-col :span="12">
            <el-form-item label="所属部门">
              <el-select v-model="employee.deptId" placeholder="请选择部门" style="width: 100%;">
                <el-option v-for="d in depts" :key="d.id" :label="d.name" :value="d.id"></el-option>
              </el-select>
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item label="入职日期">
              <el-date-picker v-model="employee.entryDate" type="date" style="width: 100%;" placeholder="选择日期" format="YYYY-MM-DD" value-format="YYYY-MM-DD"></el-date-picker>
            </el-form-item>
          </el-col>
        </el-row>

        <!-- 第五行 -->
        <el-row :gutter="20">
          <el-col :span="24">
            <el-form-item label="头像">
              <el-upload
                class="avatar-uploader"
                action="/api/upload"
                :headers="{'token':token}"
                :show-file-list="false"
                :on-success="handleAvatarSuccess"
                :before-upload="beforeAvatarUpload"
                >
                <img v-if="employee.image" :src="employee.image" class="avatar" />
                <el-icon v-else class="avatar-uploader-icon"><Plus /></el-icon>
              </el-upload>
            </el-form-item>
          </el-col>
        </el-row>
        

        <!-- 工作经历 -->
        <!-- 第六行 -->
        <el-row :gutter="10">
          <el-col :span="24">
            <el-form-item label="工作经历">
              <el-button type="success" size="small" @click="addExpr">+ 添加工作经历</el-button>
            </el-form-item>
          </el-col>
        </el-row>
        
        <!-- 第七行 ...  工作经历 -->
        <el-row :gutter="3" v-for="(expr,index) in employee.exprList">
          <el-col :span="10">
            <el-form-item size="small" label="时间" label-width="80px">
              <el-date-picker v-model="expr.exprDate" type="daterange" range-separator="至" start-placeholder="开始日期" end-placeholder="结束日期" format="YYYY-MM-DD" value-format="YYYY-MM-DD" ></el-date-picker>
            </el-form-item>
          </el-col>

          <el-col :span="6">
            <el-form-item size="small" label="公司" label-width="60px">
              <el-input v-model="expr.company" placeholder="请输入公司名称"></el-input>
            </el-form-item>
          </el-col>

          <el-col :span="6">
            <el-form-item size="small" label="职位" label-width="60px">
              <el-input v-model="expr.job" placeholder="请输入职位"></el-input>
            </el-form-item>
          </el-col>

          <el-col :span="2">
            <el-form-item size="small" label-width="0px">
              <el-button type="danger" @click="removeExpr(index)">- 删除</el-button>
            </el-form-item>
          </el-col>
        </el-row>
      </el-form>
      
      <!-- 底部按钮 -->
      <template #footer>
        <span class="dialog-footer">
          <el-button @click="dialogVisible = false">取消</el-button>
          <el-button type="primary" @click="save">保存</el-button>
        </span>
      </template>
  </el-dialog>


</template>

<style scoped>
.container{
  margin: 10px 0px; 
}

/* 新增/修改员工的对话框 */
.avatar {
  height: 40px;
}
.avatar-uploader .avatar {
  width: 78px;
  height: 78px;
  display: block;
}
.avatar-uploader .el-upload {
  border: 1px dashed var(--el-border-color);
  border-radius: 6px;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: var(--el-transition-duration-fast);
}

.avatar-uploader .el-upload:hover {
  border-color: var(--el-color-primary);
}

.el-icon.avatar-uploader-icon {
  font-size: 28px;
  color: #8c939d;
  width: 78px;
  height: 78px;
  text-align: center;
  border-radius: 10px;
  /* 添加灰色的虚线边框 */
  border: 1px dashed var(--el-border-color);
}


</style>